81
Views
5
CrossRef citations to date
0
Altmetric
Original Research

Investigation of the mechanical performance of Siemens linacs components during arc: gantry, MLC, and electronic portal imaging device

, , , &
Pages 457-466 | Published online: 05 Nov 2015

References

  • WinklerPBergmannHStuecklschweigerGGussHIntroducing a system for automated control of rotation axes, collimator and laser adjustment for a medical linear acceleratorPhys Med Biol2003481123113212765326
  • RoscaFLorenzFHackerFLChinLMRamakrishnaNZygmanskiPAn MLC-based linac QA procedure for the characterization of radiation isocenter and room lasers’ positionMed Phys20063361780178716872085
  • DuWGaoSMeasuring the wobble of radiation field centers during gantry rotation and collimator movement on a linear acceleratorMed Phys2011384575457821928629
  • DuWGaoSWangXKudchadkerRJQuantifying the gantry sag on linear accelerators and introducing an MLC-based compensation strategyMed Phys20123942156216222482636
  • RiisHLZimmermannSJHjelm-HansenMGantry and isocenter displacements of a linear accelerator caused by an add-on micromultileaf collimatorMed Phys201340303170723464302
  • RowshanfarzadPSabetMO’ConnorDJGreerPBIsocentre verification for linac-based stereotactic radiation therapy: review of principles and techniquesJ Appl Clin Med Phys2011124185195
  • RowshanfarzadPSabetMO’ConnorDJGreerPBVerification of the linac isocentre for stereotactic radiosurgery using cine-EPID imaging and arc deliveryMed Phys20113873963397021858993
  • WineyBSharpGBussièreMA fast double template convolution isocenter evaluation algorithm with subpixel accuracyMed Phys20113822322721361190
  • RowshanfarzadPSabetMO’ConnorDJMcCowanPMMcCurdyBMCGreerPBDetection and correction for EPID and gantry sag during arc delivery using cine EPID imagingMed Phys201239262363522320771
  • LiuBAdamsonJRodriguesAZhouFYinFFWuQA novel technique for VMAT QA with EPID in cine mode on a varian TrueBeam linacPhys Med Biol2013586683670024018655
  • PerksJLehmannJNarayanSUtilization of image-guided radiation therapy equipment to enhance stereotactic body radiation therapy commissioningRadiosurgery20107397402
  • OldingTGarciaLAlexanderKSchreinerLJJoshiCStereotactic body radiation therapy delivery validationJ Phys2013444012073
  • Mamalui-HunterMLiHLowDALinac mechanic QA using a cylindrical phantomPhys Med Biol2008535139514918723927
  • JinGHZhuJHChenLXGantry angle-dependent correction of dose detection error due to panel position displacement in IMRT dose verification using EPIDsPhys Med20143020921423786885
  • MubataCDChildsPBidmeadAMA quality assurance procedure for the varian multi-leaf collimatorPhys Med Biol1997424234319044424
  • RowshanfarzadPSabetMO’ConnorDJGreerPBInvestigation of the sag in linac secondary collimator and MLC carriage during arc deliveriesPhys Med Biol20125712N209N22422643340
  • AgnewAAgnewCEGrattanMWHounsellARMcGarryCKMonitoring daily MLC positional errors using trajectory log files and EPID measurements for IMRT and VMAT deliveriesPhys Med Biol2014599N49N6324732210
  • RangelADunscombePTolerances on MLC leaf position accuracy for IMRT delivery with a dynamic MLCMed Phys2009363304330919673226
  • RowshanfarzadPMcGarryCKBarnesMPSabetMEbertMAn EPID-based method for comprehensive verification of gantry, EPID and the MLC carriage positional accuracy in varian linacs during arc treatmentsRadiat Oncol2014924925424471
  • RowshanfarzadPRiisHLZimmermannSJEbertMAA comprehensive study of the mechanical performance of gantry, EPID and the MLC assembly in Elekta linacs during gantry rotationBr J Radiol2015882014058125906294
  • AnsbacherWThree-dimensional portal image-based dose reconstruction in a virtual phantom for rapid evaluation of IMRT plansMed Phys2006333369338217022233
  • McCurdyBMCGreerPBDosimetric properties of an amorphous-silicon EPID used in continuous acquisition mode for application to dynamic and arc IMRTMed Phys2009363028303919673202
  • MansARemeijerPOlaciregui-RuizI3D dosimetric verification of volumetric-modulated arc therapy by portal dosimetryRadiother Oncol20109418118720089323
  • GrattanMWMcGarryCKMechanical characterization of the varian exact-arm and R-arm support systems for eight aS500 electronic portal imaging devicesMed Phys20103741707171320443491
  • BaileyDWKumaraswamyLBakhtiariMMalhotraHKPodgorsakMBEPID dosimetry for pretreatment quality assurance with two commercial systemsJ Appl Clin Med Phys20121328299
  • CyriacSMusthafaMMGanapathi RamanRAbdul HaneefaKHridyaVTPretreatment patient specific quality assurance and gamma index variation study in gantry dependent EPID positions for IMRT prostate treatmentsJ Radiother20142014325057
  • FuangrodTWoodruffHVan UytvenEA system for EPID-based real-time treatment delivery verification during dynamic IMRT treatmentMed Phys201340111
  • WoodruffHWFuangrodTRowshanfarzadPMcCurdyBMCGreerPBGantry-angle resolved VMAT pretreatment verification using EPID image predictionMed Phys201340808171523927312
  • LiuWWiersmaRDMaoWLuxtonGXingLReal-time 3D internal marker tracking during arc radiotherapy by the use of combined MV–kV imagingPhys Med Biol2008537197721319043177
  • Han-OhSYiBYLermaFBermanBLGuiMYuCVerification of MLC based real-time tumor tracking using an electronic portal imaging deviceMed Phys20103762435244020632553
  • NgJBoothJPoulsenPKilovoltage intrafraction monitoring for prostate intensity modulated arc therapy: first clinical resultsInt J Radiat Oncol Biol Phys2012845e655e66122975613
  • SillanpaaJChangJMagerasGDevelopments in megavoltage cone beam CT with an amorphous silicon EPID: reduction of exposure and synchronization with respiratory gatingMed Phys20053281982915839355
  • FuangrodTWoodruffHCRowshanfarzadPO’ConnorDJMiddletonRHGreerPBAn independent system for real-time dynamic multileaf collimation trajectory verification using EPIDPhys Med Biol201459618124334552
  • KleinEEHanleyJBayouthJTask Group 142, American Association of Physicists in MedicineTask group 142 report: quality assurance of medical acceleratorsMed Phys20093694197421219810494
  • Varian Medical SystemsTrueBeamTM, TrueBeamSTxTM, Technical reference guide (Version 1.6 Volume 2: Imaging; Docu ID: B501671R01, RevisionD)Varian Medical Systems, IncSwitzerland2011205207
  • GaoSDuWBalterPMunroPJeungAEvaluation of IsoCal geometric calibration system for varian linacs equipped with on-board imager and electronic portal imaging device imaging systemsJ Appl Clin Med Phys2014153164181
  • ClarkeMFBudgellGJUse of an amorphous silicon EPID for measuring MLC calibration at varying gantry anglePhys Med Biol200853247348518185000
  • ChinPWLewisDGSpeziECorrection for dose-response variations in a scanning liquid ion chamber EPID as a function of linac gantry anglePhys Med Biol2004498N93N10315152695